*, *::before, *::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  padding: 0;
  background: #ffffff;
  color: #1a1a1a;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.65;
}

a {
  color: #2c6fad;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-header {
  border-bottom: 1px solid #e8e8e8;
  padding: 1rem 1.5rem;
}

.site-header nav {
  max-width: 680px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  align-items: center;
}

.site-header nav .brand {
  font-weight: 600;
  color: #1a1a1a;
  margin-right: auto;
}

.site-header nav a {
  font-size: 0.9rem;
  color: #555555;
}

.site-header nav a:hover {
  color: #1a1a1a;
  text-decoration: none;
}

main {
  max-width: 680px;
  margin: 0 auto;
  padding: 3rem 1.5rem 4rem;
}

.hero {
  margin-bottom: 2.5rem;
}

.hero h1 {
  font-size: 2rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  letter-spacing: -0.01em;
}

.hero p.subtitle {
  font-size: 1.1rem;
  color: #555555;
  margin: 0 0 1.25rem;
}

.hero p {
  color: #333333;
  margin: 0 0 1.5rem;
}

.hero-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
}

.hero-links li a {
  font-size: 0.95rem;
  font-weight: 500;
}

h1 {
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 0 0.25rem;
  letter-spacing: -0.01em;
}

h2 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 2rem 0 0.5rem;
  color: #1a1a1a;
}

p {
  margin: 0 0 1rem;
  color: #333333;
}

ul {
  padding-left: 1.4rem;
  margin: 0 0 1rem;
  color: #333333;
}

ul li {
  margin-bottom: 0.3rem;
}

.page-meta {
  font-size: 0.82rem;
  color: #888888;
  margin: 0.25rem 0 2.5rem;
}

.contact-link {
  font-weight: 500;
}

.faq-item {
  margin-bottom: 1.75rem;
}

.faq-item h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.35rem;
  color: #1a1a1a;
}

.faq-item p {
  margin: 0;
}

.support-contact {
  background: #f7f7f7;
  border-radius: 6px;
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
}

.support-contact p {
  margin: 0 0 0.5rem;
}

.support-contact p:last-child {
  margin: 0;
}

.site-footer {
  border-top: 1px solid #e8e8e8;
  padding: 1.25rem 1.5rem;
  text-align: center;
  font-size: 0.8rem;
  color: #999999;
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.6rem;
  }

  h1 {
    font-size: 1.45rem;
  }
}